#include <bits/stdc++.h>
using namespace std;
int main()
{
	freopen("chocolate.in", "r", stdin);
	freopen("chocolate.out", "w", stdout);
	srand(time(0));
	int n=rand()%100;
	cout<<n<<endl;
	for(int i=1;i<=n;i++)
	{
		cout<<rand()%100<<" ";
	}
	return 0;
}

有谁能解释一下吗？

老师又去旅游了......555——